123116322055 has 16 divisors (see below), whose sum is σ = 150308573184. Its totient is φ = 96789440160.

The previous prime is 123116322053. The next prime is 123116322059. The reversal of 123116322055 is 550223611321.

It is not a de Polignac number, because 123116322055 - 2¹ = 123116322053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123116322053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 455847 + ... + 673816.

It is an arithmetic number, because the mean of its divisors is an integer number (9394285824).

Almost surely, 2^123116322055 is an apocalyptic number.

123116322055 is a deficient number, since it is larger than the sum of its proper divisors (27192251129).

123116322055 is a wasteful number, since it uses less digits than its factorization.

123116322055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1130046.

The product of its (nonzero) digits is 10800, while the sum is 31.

Adding to 123116322055 its reverse (550223611321), we get a palindrome (673339933376).

The spelling of 123116322055 in words is "one hundred twenty-three billion, one hundred sixteen million, three hundred twenty-two thousand, fifty-five".